Pith Number

pith:VKG2U3ZY

pith:2023:VKG2U3ZYH2BAJVG3S57W5OFF67

not attested not anchored not stored refs pending

Understanding Self-Supervised Pretraining with Part-Aware Representation Learning

Jie Zhu, Jingdong Wang, Jiyang Qi, Leye Wang, Mingyu Ding, Ping Luo, Wenyu Liu, Xiaokang Chen, Xinggang Wang

arxiv:2301.11915 v2 · 2023-01-27 · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VKG2U3ZYH2BAJVG3S57W5OFF67}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T07:36:20.150111Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa8daa6f383e8204d4db977f6eb8a5f7dc7ddc5233ea630bf3dd32ca051c2655

Aliases

arxiv: 2301.11915 · arxiv_version: 2301.11915v2 · doi: 10.48550/arxiv.2301.11915 · pith_short_12: VKG2U3ZYH2BA · pith_short_16: VKG2U3ZYH2BAJVG3 · pith_short_8: VKG2U3ZY

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/VKG2U3ZYH2BAJVG3S57W5OFF67 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: aa8daa6f383e8204d4db977f6eb8a5f7dc7ddc5233ea630bf3dd32ca051c2655

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c72108a2f7f867a77b3536250be1ef1308aeecfd8d4c61028b6b26d60d423be5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-01-27T18:58:42Z",
    "title_canon_sha256": "cc20123b771a985b304c4fe2312f0e889d780ab7c608cb258450293a38eccba7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.11915",
    "kind": "arxiv",
    "version": 2
  }
}